Lewis Acid-mediated Ring Expansion Reaction of Benzo[b]cyclopropa[e]pyran-7-ol Acetates: Facile Synthesis of 2-Alkyl Substituted 2,3-Dihydro-1-benzoxepins

Heterocycles ◽  
2000 ◽  
Vol 53 (6) ◽  
pp. 1251 ◽  
Author(s):  
Yoshiaki Sugita ◽  
Hiroki Hosoya ◽  
Ichiro Yokoe
Keyword(s):  
Lewis Acid ◽  
Ring Expansion ◽  
Facile Synthesis ◽  
Ring Expansion Reaction

Synthesis of 4-oxepanones by the Lewis acid-promoted ring-expansion reaction of cyclopropapyranones

2001 ◽  
Vol 42 (6) ◽  
pp. 1095-1098 ◽  
Author(s):  
Yoshiaki Sugita ◽  
Chikasa Kimura ◽  
Hiroki Hosoya ◽  
Shiori Yamadoi ◽  
Ichiro Yokoe
Keyword(s):  
Lewis Acid ◽  
Ring Expansion ◽  
Ring Expansion Reaction

ChemInform Abstract: Synthesis of 4-Oxepanones by the Lewis Acid Promoted Ring-Expansion Reaction of Cyclopropapyranones.

ChemInform ◽  
2010 ◽  
Vol 32 (22) ◽  
pp. no-no
Author(s):  
Yoshiaki Sugita ◽  
Chikasa Kimura ◽  
Hiroki Hosoya ◽  
Shiori Yamadoi ◽  
Ichiro Yokoe
Keyword(s):  
Lewis Acid ◽  
Ring Expansion ◽  
Ring Expansion Reaction

ChemInform Abstract: Lewis Acid Mediated Ring Expansion Reaction of 2,3-Methanochromanones with Silyl Enol Ethers.

ChemInform ◽  
2010 ◽  
Vol 30 (50) ◽  
pp. no-no
Author(s):  
Yoshiaki Sugita ◽  
Kazuyoshi Kawai ◽  
Hiroki Hosoya ◽  
Ichiro Yokoe
Keyword(s):  
Lewis Acid ◽  
Ring Expansion ◽  
Enol Ethers ◽  
Silyl Enol Ethers ◽  
Ring Expansion Reaction
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